Garnet SeeLevel II 709-PG Manual

Tank monitor

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S
L
EE
EVE
IMPORTANT OPERATOR INFORMATION
DATE INSTALLED:
SERIAL NUMBER:
Black Water Tank
Grey Water Tank
Fresh Water Tank
L II
TM
Tank Monitor
Model 709-PG
Manual
Signal Level
PRINTED IN CANADA
Sender Height

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Summary of Contents for Garnet SeeLevel II 709-PG

  • Page 1 L II Tank Monitor Model 709-PG Manual IMPORTANT OPERATOR INFORMATION DATE INSTALLED: SERIAL NUMBER: Signal Level Sender Height Black Water Tank Grey Water Tank Fresh Water Tank PRINTED IN CANADA...
  • Page 2: Table Of Contents

    GARNET INSTRUMENTS LTD. L II Tank Monitor Model 709-PG Manual Table Contents OVERVIEW ........................3 SYSTEM DESCRIPTION ....................4 OPERATING INSTRUCTIONS ..................6 DISPLAY CALIBRATION ..................... 8 SENDER PROGRAMMING ..................10 INSTALLATION GUIDE (NEW OEM INSTALLATIONS ONLY) ......... 13 TROUBLESHOOTING GUIDE ................... 17 SERVICE AND WARRANTY INFORMATION ............
  • Page 3: Overview

    CHAPTER 1 OVERVIEW The SeeLeveL II Tank Monitor represents a massive leap forward in level measurement technology for the Recreational Vehicle industry. The SeeLeveL has a combination of features, accuracy, reliability, and diagnostic capability that have never been available before. The SeeLeveL II will monitor the battery voltage, the water and sewer holding tanks, and the LP Gas tank.
  • Page 4: System Description

    CHAPTER 2 SYSTEM DESCRIPTION The SeeLeveL consists of a display unit that mounts inside the RV, and sender panels that stick to the side of the holding tank. A single two conductor wire is used to connect all the sender panels to the display. The Sender: Each sender panel is a flexible self adhesive printed circuit board which is stuck to the side of the holding tank.
  • Page 5 and in the very unlikely event it does occur, the user can verify what is happening with the diagnostic information. The system also shows the RV battery voltage by measuring the voltage which powers the display. The voltage is shown with a resolution of 0.1 volt. The display can use an existing LPG electrical sender to show the LPG level.
  • Page 6: Operating Instructions

    CHAPTER 3 OPERATING INSTRUCTIONS The display is the only system component that is accessed by the user. All user input to the display is done using the five buttons along the bottom of the display. Operation of the display is as follows: To read a water or sewer tank level: Press the button corresponding to the tank to be checked and release it.
  • Page 7 sender in the tank is not reliable or accurate enough to be used as a safe indicator of a full tank. To read the battery voltage: Press the BATT button and release it, the display will show the battery voltage on the LED display.
  • Page 8: Display Calibration

    CHAPTER 4 DISPLAY CALIBRATION To calibrate the LPG sender: The LPG tank must be full when the sender is calibrated, otherwise the calibration will be invalid. Fill the LPG tank by using an alternate measurement method, such as weight, a spit valve, or a mechanical gauge on the tank. To calibrate, press and hold down the LPG button, the display will show some LPG level.
  • Page 9 To program the number of senders for each tank: To program the number of senders for each tank, the display needs to enter the sender programming mode. This should only be done at the time of installation; there is no reason to change the number of senders afterward. Make sure that the number of senders programmed into the display matches with the number of senders connected;...
  • Page 10: Sender Programming

    CHAPTER 5 SENDER PROGRAMMING To program the sender for the correct tank: Since the senders are all connected in parallel to save wiring and to simplify installation, the senders must be programmed so they know which tank they are on. The senders can be programmed for either the fresh, grey, or black tank. This is done with the two tabs on the top corners of the sender.
  • Page 11 This is all that is required to program the senders for single, top, or bottom use. However, if you make an error, you have one chance to correct it, as described below. If the “TOP” tab has been removed and it should be a single or bottom sender, then cut out the recessed top correction tab that says “TC”...
  • Page 12 Cut for TOP sender Example of BLACK SINGLE Example of GREY TOP BOTTOM sender programming Cut for BLACK tank sender programming Cut for GREY tank Example of corrected FRESH TOP Example of corrected GREY SINGLE Example of corrected FRESH SINGLE sender programming or BOTTOM sender programming or BOTTOM sender programming...
  • Page 13: Installation Guide (New Oem Installations Only)

    CHAPTER 6 INSTALLATION GUIDE (NEW OEM INSTALLATIONS ONLY) The installation consists of mounting the display inside the RV, cutting and fastening the senders to the sides of the holding tanks, connecting wiring, and programming the display. Mount the display by cutting a hole in the wall 3” wide by 1 7/8” high and bringing the wiring out through the hole to connect to the display panel connector.
  • Page 14 1-1/2 Inches TOP OF SENDER SIGNAL WIRE Route wires to the right, away from the sender GROUND WIRE 4-1/2 Inch minimum measurement length BOTTOM OF SENDER...
  • Page 15 To make the senders the right length (assuming they are too long) they will need to cut off with a pair of scissors. The end to be cut is the bottom end, which is the opposite end from the top where the wires come out (see the diagrams).
  • Page 16 Sender programmed for top Ground wire Signal wire to display 1/4-3/4 Inches Route wires to the right, away from the senders Senders programmed for a fresh water tank in this example Bottom of sender cut to length 1/8-1/4 Inches Both senders should be approximately the same length Bottom of sender 1/4-3/4 Inches...
  • Page 17: Troubleshooting Guide

    CHAPTER 7 TROUBLESHOOTING GUIDE Display trouble codes: If a sender or its wiring is not operating properly, the following codes are shown on the display: If a sender is unresponsive or there is an open circuit in the wiring so that the sender is not connected, the display will indicate an open circuit by showing “OPn”...
  • Page 18 If a short circuit is showing, disconnect the senders one at a time at the sender location. If the short circuit indication goes away when a sender is removed, then that sender is bad. If all the senders are removed but a short circuit still shows, then the wiring may be shorted.
  • Page 19 The signal power will show for 5 seconds. The display will then change to showing the sender height. This is indicated by a small “h” showing on the left digit, for example “h 6” indicates that the sender has 6 receive segments, which is 9 inches high.
  • Page 20: Service And Warranty Information

    Under these warranties, Garnet shall be responsible only for actual loss or damage suffered and then only to the extent of Garnet's invoiced price of the product. Garnet shall not be liable in any case for labor charges for indirect, special, or consequential damages. Garnet shall not be liable in any case for the removal and/or reinstallation of defective Garnet equipment.
  • Page 21: Specifications

    CHAPTER 9 SPECIFICATIONS Resolution: 3/8 inch (10 mm) Accuracy: +/- 8% or better, limited by resolution and tank height and shape Temperature range: +32 to +140° F (0 to + 60° C) Sender materials: 0.008” thick glass epoxy circuit board with conformal coating for circuit protection.

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